<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ page import="com.shopping.user.*" %>

<%
String action = request.getParameter("action");
if(action != null && action.equals("login")) {
	String username = request.getParameter("username");
	String password = request.getParameter("password");
	User u = null;
	
	try {
	  u = User.validate(username,password);	   
	} catch(UserNotFoundException e) {
		out.println("User Not Found!");
		return;
	} catch(PasswordNotCorrectException e) {
		out.println("Password Not Correct!");
		return;
	}
	
	session.setAttribute("User", u);
	response.sendRedirect("selfservice.jsp");
}
%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="login.jsp" method="post">
	<input type="hidden" name="action" value="login"/>
<table border="2" align="center" width="750">
	<tr>
		<td colspan = "2" align="center">用户登录</td>
		
	</tr>
	<tr>
		<td>用户名</td>
		<td><input type="text" size="30" name="username"/></td>
	</tr>
	<tr>
		<td>密码</td>
		<td><input type="password" size="30" name="password"/></td>
	</tr>
	<tr>
		<td></td>
		<td><input type="submit" value="登录"/><input type="reset" value="重置"/></td>
	</tr>
</table>
</form>
</body>
</html>